General PABX Talk

Can key telephone systems be used multiple times i

Started by bellsystem

Pages1 2

Replies: 26
Views: 14,097

July 01, 2017, 05:33:38 PM
by TelePlay

All systems has + & - sides should I chose old or new system for my phones?

Started by dsk

Replies: 2
Views: 3,350

October 11, 2020, 04:48:04 PM
by dsk

Miniature 10-line telephone exchange using 22 relays

Started by Owain

Pages1 2 3 4 5

Replies: 68
Views: 35,516

September 02, 2020, 09:58:34 PM
by Jim Stettler

Help ID this Phone Systerm or Intercom System

Started by sptxs

Replies: 5
Views: 3,076

December 16, 2019, 01:51:26 AM
by stub

Make brake ratio important or not?

Started by dsk

Replies: 5
Views: 1,059

April 15, 2018, 03:28:56 PM
by dsk

Help! I need to make a galvanic isolation on my trunk line.

Started by dsk

Replies: 7
Views: 1,267

March 12, 2018, 03:43:30 PM
by dsk

Home PBX Recommendation Discussion

Started by j.bridwell

Pages1 2 3

Replies: 43
Views: 15,576

March 07, 2018, 04:36:53 PM
by kb3pxr

PABX from China

Started by wjh

Replies: 6
Views: 9,017

December 27, 2017, 05:04:14 AM
by dsk

Why Ground Start trunks on PABX's? Please Explain

Started by dsk

Replies: 13
Views: 7,717

December 26, 2017, 11:18:13 AM
by kb3pxr

Contentious and rambling Analog multiplexing for connecting PABX to Central Office discussion

Started by bellsystem

Pages1 2 3 4 5 6

Replies: 88
Views: 5,542

July 01, 2017, 05:36:01 PM
by TelePlay

P.A.B.X., SA 8120 - What can I do with this?

Started by shortrackskater

Replies: 6
Views: 1,249

April 25, 2017, 07:43:27 PM
by shortrackskater

Northern Telecom SG1 "Pulse" PABX

Started by .....

Pages1 2

Replies: 21
Views: 6,983

June 01, 2016, 12:07:25 AM
by AE_Collector

Panasonic Phone System

Started by HarrySmith

Replies: 4
Views: 1,295

May 04, 2016, 12:34:15 PM
by andre_janew

Panasonic KX-TA824

Started by BDM

Replies: 2
Views: 1,808

May 30, 2014, 03:25:35 PM
by BDM

Will rotary phones work on PBX?

Started by WesternElectricBen

Replies: 10
Views: 5,009

December 17, 2012, 11:52:18 PM
by Phonesrfun

Another PBX question (or using my 500 at work)

Started by Tribune

Replies: 10
Views: 6,010

September 07, 2010, 09:14:05 PM
by Tribune